2544142603 has 4 divisors (see below), whose sum is σ = 2546731728. Its totient is φ = 2541553480.

The previous prime is 2544142583. The next prime is 2544142651. The reversal of 2544142603 is 3062414452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2544142603 - 2⁹ = 2544142091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2544142663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1293088 + ... + 1295053.

It is an arithmetic number, because the mean of its divisors is an integer number (636682932).

Almost surely, 2^2544142603 is an apocalyptic number.

2544142603 is a deficient number, since it is larger than the sum of its proper divisors (2589125).

2544142603 is an equidigital number, since it uses as much as digits as its factorization.

2544142603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2589124.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 2544142603 is about 50439.4944760552. The cubic root of 2544142603 is about 1365.1503460279.

The spelling of 2544142603 in words is "two billion, five hundred forty-four million, one hundred forty-two thousand, six hundred three".